➀ Sensirion introduces a new temperature sensor, STS4L, with ±0.4°C accuracy between 0 and 60°C; ➁ The sensor operates over a wide temperature range and voltage range, with low power consumption; ➂ Communication is via I2C up to 1MHz, and it is available in three address variants; ➃ The long-term drift is typically under 0.03°C per year.